﻿// Copyright © Microsoft Open Technologies, Inc.
// All Rights Reserved
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at 
// http://www.apache.org/licenses/LICENSE-2.0
// 
// THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABLITY OR NON-INFRINGEMENT.
// 
// See the Apache 2 License for the specific language governing permissions and limitations under the License.

namespace SQLitePCL
{
    using System;
    using System.Collections.Generic;

    public delegate object Function(object[] arguments);

    public delegate void AggregateStep(IDictionary<string, object> aggregateContextData, object[] arguments);

    public delegate object AggregateFinal(IDictionary<string, object> aggregateContextData);

    public delegate int Collation(string first, string second);

    public interface ISQLiteConnection : IDisposable
    {
        ISQLiteStatement Prepare(string sql);

        void CreateFunction(string name, int numberOfArguments, Function function, bool deterministic);

        void CreateAggregate(string name, int numberOfArguments, AggregateStep step, AggregateFinal final);

        void CreateCollation(string name, Collation collation);

        long LastInsertRowId();

        string ErrorMessage();
    }
}
